 
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  font-weight: normal;
}
 
html {
  box-sizing: border-box;
  width: 100%;
  height: 100%;
  line-height: 1.5;
  tab-size: 4;
  text-size-adjust: 100%;
}
 
body {
  width: 100%;
  height: 100%;
  margin: 0;
  font-family: "Microsoft YaHei", "微软雅黑", Arial, sans-serif, "Helvetica Neue",
  Helvetica, "PingFang SC", "Hiragino Sans GB";
  line-height: inherit;
  -moz-osx-font-smoothing: grayscale;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizelegibility;
}
 
html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed,
figure, figcaption, footer, header, hgroup,
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
  margin: 0;
  padding: 0;
  border: 0;
  font: inherit;
  vertical-align: baseline;
  box-sizing: border-box; /* Ensure padding and borders are included in element sizes */
}
/* HTML5 display-role reset for older browsers */
article, aside, details, figcaption, figure,
footer, header, hgroup, menu, nav, section {
  display: block;
}
body {
  line-height: 1;
}
ol, ul {
  list-style: none;
}
blockquote, q {
  quotes: none;
}
blockquote:before, blockquote:after,
q:before, q:after {
  content: none;
}
table {
  border-collapse: collapse;
  border-spacing: 0;
}
/* 使表格兼容safari，不错位 */
.el-table__body {
  width: 100%;
  table-layout: fixed;
}
img {
    vertical-align: top; /* 或 bottom */
}